It's shit like this, Python package management

gistfile1.txt

$ sudo pip install jsonpretty
Downloading/unpacking jsonpretty
  Downloading JSONPretty-1.0.0.tar.gz
  Running setup.py egg_info for package jsonpretty
    
Requirement already satisfied (use --upgrade to upgrade): simplejson in /Library/Python/2.7/site-packages (from jsonpretty)
Installing collected packages: jsonpretty
  Running setup.py install for jsonpretty
    
    Installing jsonpretty script to /usr/local/bin
Successfully installed jsonpretty
Cleaning up...
$ which jsonpretty
/usr/local/bin/jsonpretty
$ jsonpretty file.js 
Traceback (most recent call last):
  File "/usr/local/bin/jsonpretty", line 8, in <module>
    load_entry_point('JSONPretty==1.0.0', 'console_scripts', 'jsonpretty')()
  File "/System/Library/Frameworks/Python.framework/Versions/2.7/Extras/lib/python/pkg_resources.py", line 318, in load_entry_point
    return get_distribution(dist).load_entry_point(group, name)
  File "/System/Library/Frameworks/Python.framework/Versions/2.7/Extras/lib/python/pkg_resources.py", line 2221, in load_entry_point
    return ep.load()
  File "/System/Library/Frameworks/Python.framework/Versions/2.7/Extras/lib/python/pkg_resources.py", line 1954, in load
    entry = __import__(self.module_name, globals(),globals(), ['__name__'])
ImportError: No module named jsonpretty

[sudo] gem install jsonpretty

(https://github.com/nicksieger/jsonpretty)